Inclusions of iron oxide in bacteria are found in structures known as
a) gas vacuoles.
b) magnetosomes.
c) endospores.
d) metachromatic granules.
Ans: b) magnetosomes.
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In gamete intrafallopian transfer (GIFT), fertilization occurs in
A) the uterus. B) a culture dish. C) a uterine tube. D) a testis.
The potassium channel differs from the sodium channel in that only the sodium channel
a. uses energy to force ions from the cell. b. uses energy to force ions into the cell. c. does not use energy, whereas the potassium channel does. d. is typically open, and does not block ion movement. e. is typically closed, blocking ion movement.
Axons and dendrites of individual neurons, arranged in bundles and covered by connective tissue, make up ________
Fill in the blank(s) with correct word
Where in a typical human cell does glycolysis occur?
A) mitochondrion B) Golgi apparatus C) cytoplasm D) nucleus E) rough endoplasmic reticulum